elu_stdio.h

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/*

embedded system library for e-puck

--------------------------------------------------------------------------------

code distribution:
https://github.com/jianingchen/epucklib

online documentation:
http://jianingchen.github.io/epucklib/html/

--------------------------------------------------------------------------------

This file is released under the terms of the MIT license (see "el.h").

*/

#ifndef ELU_STDIO_H
#define ELU_STDIO_H

#include "el_common.h"
#include "el_uart.h"

#define _SNPRINTF_FAMILY   __attribute__ ((format(printf,3,4)))
#define _SSCANF_FAMILY   __attribute__ ((format(scanf,2,3)))

#define _PRINTF_FAMILY   __attribute__ ((format(printf,1,2)))
#define _SCANF_FAMILY   __attribute__ ((format(scanf,1,2)))


int elu_snprintf(char*s,unsigned int n,const char*format,...) _SNPRINTF_FAMILY;


int elu_sscanf(const char*s,const char*format,...) _SSCANF_FAMILY;


int elu_printf(const char*format,...) _PRINTF_FAMILY;


int elu_println(const char*format,...) _PRINTF_FAMILY;


int elu_scanf(const char*format,...) _SCANF_FAMILY;


void elu_scanf_set_echo(bool k);


int elu_putchar(int c);


#ifdef EL_INCLUDE_LIB_INTERNAL_CONTEXT

#define ELU_STDIO_BUFFER_SIZE   80
extern char elu_stdio_buffer[ELU_STDIO_BUFFER_SIZE];

#endif

#endif  /* ELU_STDIO_H */